IIT JEE Practice Question and Answer

Q: Who has been appointed as the first woman Secretary General of the Lok Sabha? 1291 0

  • 1
    Rama Devi
    Correct
    Wrong
  • 2
    Sumitra Mahajan
    Correct
    Wrong
  • 3
    Anupama Kare
    Correct
    Wrong
  • 4
    Snehlata Shrivastava
    Correct
    Wrong
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Answer : 4. "Snehlata Shrivastava"
Explanation :

Answer: D) Snehlata Shrivastava Explanation: Snehlata Shrivastava, appointed as the first woman Secretary General of the Lok Sabha. The appointment was made by Lok Sabha Speaker Sumitra Mahajan. Ms. Shrivastava will replace Anoop Mishra, who retired on November 30, 2017.  Ms. Shrivastava, a senior civil servant with 35 years of rich and varied administrative experience is a 1982 batch IAS officer from the Madhya Pradesh cadre. Rama Devi holds the distinction of the being the first woman secretary general of the Rajya Sabha.

Q: Proclamation of Emergency under Article 352 has been done How many times ? 1290 0

  • 1
    4
    Correct
    Wrong
  • 2
    3
    Correct
    Wrong
  • 3
    2
    Correct
    Wrong
  • 4
    1
    Correct
    Wrong
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Answer : 2. "3"
Explanation :

Answer: B) 3 Explanation:

Q: Which of the following elements has the lowest electronegativity 1290 0

  • 1
    Bromine
    Correct
    Wrong
  • 2
    Fluorine
    Correct
    Wrong
  • 3
    Carbon
    Correct
    Wrong
  • 4
    Lithium
    Correct
    Wrong
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Answer : 4. "Lithium"
Explanation :

Answer: D) Lithium Explanation: Electronegativity is the tendency for an atom to attract electrons. There are general trends on the periodic table which you can use to determine the relative electronegativity for different elements, but otherwise you can also look at their valence shell and effective nuclear charge to determine their relative electronegativity.   Here from the given options, Lithium has least tendency to attract electrons and thus has a lower electronegativity.

Q: How many words can be formed with or without meaning by using three letters out of k, l, m, n, o without repetition of alphabets. 1290 0

  • 1
    60
    Correct
    Wrong
  • 2
    120
    Correct
    Wrong
  • 3
    240
    Correct
    Wrong
  • 4
    30
    Correct
    Wrong
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Answer : 1. "60"
Explanation :

Answer: A) 60 Explanation: Given letters are k, l, m, n, o = 5 number of letters to be in the words = 3 Total number of words that can be formed from these 5 letters taken 3 at a time without repetation of letters = 5P3 ways. ⇒ 5P3 = 5 x 4 x 3 = 60 words.

Q: Who has been appointed as the new Director General of Police (DGP) of Telangana State Government? 1290 0

  • 1
    M. Mahender Reddy
    Correct
    Wrong
  • 2
    Dharmendra Rao
    Correct
    Wrong
  • 3
    Anurag Sharma
    Correct
    Wrong
  • 4
    V.V. Srinivas Rao
    Correct
    Wrong
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Answer : 1. "M. Mahender Reddy"
Explanation :

Answer: A) M. Mahender Reddy Explanation: M. Mahender Reddy, Commissioner of Hyderabad Police, has been appointed as the new Director General of Police (DGP) of Telangana State. He took charge on 12 November 2017.Reddy succeeded the first DGP of Telangana State Anurag Sharma, who retired from the service on 11 November 2017. Meanwhile, Hyderabad Police Additional Commissioner V.V. Srinivasa Rao has been made in-charge of Hyderabad Commissioner of Police. Anurag Sharma has now appointed as the advisor to Home Department by the Telangana State Government.

Q: I am always infront of you, but you will never see me. Who am I? 1289 0

  • 1
    Mirror
    Correct
    Wrong
  • 2
    Shadow
    Correct
    Wrong
  • 3
    Future
    Correct
    Wrong
  • 4
    None of the above
    Correct
    Wrong
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Answer : 3. "Future"
Explanation :

Answer: C) Future Explanation: Yes, future is always infront of us, but no one can see it.

Q: Which of the following is known as the Electronic City of India? 1289 0

  • 1
    Hyderabad
    Correct
    Wrong
  • 2
    Mumbai
    Correct
    Wrong
  • 3
    Bengaluru
    Correct
    Wrong
  • 4
    Gurgaon
    Correct
    Wrong
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Answer : 3. "Bengaluru"
Explanation :

Answer: C) Bengaluru Explanation: Bengaluru city is known as the Electronic City of India. Because Electronic City is an IT hub in Anekal taluk of Bengaluru, Karnataka, India. It is one of India's largest electronic industrial parks in 3 phases i.e, in Konappana Agrahara and Doddathogur villages, Bengaluru.

Q: In how many ways the letters of the word 'DESIGN' can be arranged so that no consonant appears at either of the two ends? 1289 0

  • 1
    240
    Correct
    Wrong
  • 2
    72
    Correct
    Wrong
  • 3
    48
    Correct
    Wrong
  • 4
    36
    Correct
    Wrong
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Answer : 3. "48"
Explanation :

Answer: C) 48 Explanation: DESIGN = 6 letters   No consonants appear at either of the two ends.  = 2 x 4P4 =  2 x 4 x 3 x 2 x 1=  48

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